1. segmento   segment   oval   quadrangle   heptagon   Hint Half-n-half Clue   2. cuadrilátero   ellipse   rhombus   concave   quadrangle   Half-n-half Clue   3. hexágono   prism   parallel lines   hexagon   ray   Half-n-half Clue   4. rombo   rhombus   segment   quadrangle   quadrilateral   Half-n-half Clue   5. línea recta   perpendicular lines   quadrilateral   hemisphere   straight line   Half-n-half Clue   6. prisma   parallel lines   segment   ray   prism   Half-n-half Clue   7. cima   parallel lines   prism   concave   vertex   Half-n-half Clue